[PATCH] arm64: dts: bitmain: lowercase unit addresses

[Krzysztof Kozlowski]

Unit addresses are expected to be lower case.  Pointed also by W=1
builds:

  Warning (simple_bus_reg): /soc/serial@5801A000: simple-bus unit address format error, expected "5801a000"

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
 arch/arm64/boot/dts/bitmain/bm1880.dtsi | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/boot/dts/bitmain/bm1880.dtsi b/arch/arm64/boot/dts/bitmain/bm1880.dtsi
index 53a9b76057aa..22a200fb07d2 100644
--- a/arch/arm64/boot/dts/bitmain/bm1880.dtsi
+++ b/arch/arm64/boot/dts/bitmain/bm1880.dtsi
@@ -184,7 +184,7 @@ uart0: serial@58018000 {
 			status = "disabled";
 		};
 
-		uart1: serial@5801A000 {
+		uart1: serial@5801a000 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0x0 0x5801a000 0x0 0x2000>;
 			clocks = <&clk BM1880_CLK_UART_500M>,
@@ -197,7 +197,7 @@ uart1: serial@5801A000 {
 			status = "disabled";
 		};
 
-		uart2: serial@5801C000 {
+		uart2: serial@5801c000 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0x0 0x5801c000 0x0 0x2000>;
 			clocks = <&clk BM1880_CLK_UART_500M>,
@@ -210,7 +210,7 @@ uart2: serial@5801C000 {
 			status = "disabled";
 		};
 
-		uart3: serial@5801E000 {
+		uart3: serial@5801e000 {
 			compatible = "snps,dw-apb-uart";
 			reg = <0x0 0x5801e000 0x0 0x2000>;
 			clocks = <&clk BM1880_CLK_UART_500M>,
-- 
2.34.1